Results 21 to 30 of about 5,155,133 (251)
Rapidly evolving genes and stress adaptation of two desert poplars, Populus euphratica and P. pruinosa [PDF]
Understanding which genes have evolved rapidly with the recent tree speciation in arid habitats can provide valuable insights into different adaptation mechanisms. We employed a comparative evolutionary analysis of expressed sequence tags (ESTs) from two
Penghui Xie (420345) +21 more
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Plants have evolved various defense mechanisms to cope with biotic and abiotic stresses. Cooperation with microorganisms, especially arbuscular mycorrhizal fungi (AMF), strengthens the defense capabilities of host plants.
Lu Yu +5 more
doaj +1 more source
Beyond EICA : understanding post-establishment evolution requires a broader evaluation of potential selection pressures [PDF]
Research on post-establishment evolution in nonnative plant populations has focused almost exclusively on testing the Evolution of Increased Competitive Ability (EICA) hypothesis, which posits that the lack of specialized herbivores in the invaded range ...
Laura Meyerson +8 more
core +1 more source
Architecture and plasticity: Optimizing plant performance in dynamic environments [PDF]
Plasticity in plant architecture drives plant performance through dedicated molecular ...
Strader, Lucia C +8 more
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Jasmonate ZIM-domain (JAZ) proteins are the key repressors of the jasmonic acid (JA) signal transduction pathway and play a crucial role in stress-related defense, phytohormone crosstalk and modulation of the growth-defense tradeoff.
Kumar Shrestha, Yinghua Huang
doaj +1 more source
Ethylene, ACC, and the Plant Growth-Promoting Enzyme ACC Deaminase
Here, a brief summary of the biosynthesis of 1-aminocyclopropane-1-carboxylate (ACC) and ethylene in plants, as well as overviews of how ACC and ethylene act as signaling molecules in plants, is presented.
Elisa Gamalero +2 more
doaj +1 more source
Toward a Molecular Understanding of Plant Hormone Actions [PDF]
Plants rely on a diverse set of small-molecule hormones to regulate every aspect of their biological processes including development, growth, and adaptation. Since the discovery of the first plant hormone, auxin, hormones have always been at the frontier
Matsuoka, M. +23 more
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We take advantage of synteny blocks, the analytical construct enabled at the evolutionary moment of speciation or polyploidization, to follow the independent loss of duplicate genes in two sister species or the loss through fractionation of syntenic ...
Zhe Yu +3 more
doaj +1 more source
Evolutionary radiations in the species-rich mountain genus Saxifraga L.
Background A large number of taxa have undergone evolutionary radiations in mountainous areas, rendering alpine systems particularly suitable to study the extrinsic and intrinsic factors that have shaped diversification patterns in plants.
J. Ebersbach +3 more
doaj +1 more source
Welwitschia: Phylogeography of a living fossil, diversified within a desert refuge
Welwitschia mirabilis is one of the most extraordinary plant species on earth. With a fossil record of 112 My and phylogenetically isolated within the order Gnetales, the monotypic genus Welwitschia has survived only in the northern Namib Desert in ...
Norbert Jürgens +4 more
doaj +1 more source

